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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What are the various routes by which transmission of human immunodeficiency virus takes place?

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प्रश्न

What are the various routes by which transmission of human immunodeficiency virus takes place?

लघु उत्तर
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उत्तर १

HIV is transmitted generally by:

  1. Sexual contact with an infected person.
  2. Use of contaminated needles or syringes, especially in the case of intravenous drug abusers.
  3. From an infected mother to her child through the placenta, during birth, or through breastfeeding.
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उत्तर २

  1. Unprotected sexual contact with an infected person.
  2. Transfusion of blood from a healthy person to an infected person.
  3. Sharing infected needles and syringes.
  4. From an infected mother to a child through the placenta.
  5. Use of contaminated razors.
  6. Organ transplantation
  7. Artificial insemination
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पाठ 21: Health and Diseases - Evaluation [पृष्ठ ३१२]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
पाठ 21 Health and Diseases
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EXERCISES | Q 10. | पृष्ठ १४८
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NCERT EXERCISES | Q 12. | पृष्ठ ४३५

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Explain the process of replication of a retrovirus after it gains entry into the human body.


What is the mechanism by which the AIDS virus causes deficiency of immune system of the infected person?


Expand the STD


Write a note on HIV.


Write a short note on AIDS.


AIDS is caused by ______.


When the ELISA test was conducted on an immune-suppressed person, he tested positive for a pathogen.

  1. Identify the disease the patient is suffering from.
  2. Name the causative entity. 
  3. Mention the cells of the body that are attacked by the pathogen.

Give the preventive measures of AIDS.


Explain the clinical manifestation of AIDS.


AIDS is not transmitted by contact with a patient’s clothes.


AIDS- 


Higher Order Thinking Skill (HOT)

A leading weekly magazine has recently published a survey analysis which says that number of AIDS patient in the country is increasing day by day. The report says that the awareness among the people about AIDS is still very poor. You are discussing the magazine report in your class and a team of your class decides to help people to fight against the dreadful disease.

  1. What problem you face when trying to educate the people in your village near by your school?
  2. How do you overcome the problem?

Which one of the following groups includes sexually transmitted diseases caused by bacteria only?


How are STDs transmitted?


All of the following are modes of transmission of HIV, EXCEPT ______.


STD/VD/UTI are ______.


Confirmatory test for STDs is ______.


World AIDS day is ______.


Some human diseases are transmitted only when the blood of a patient comes in close contact with the blood of a healthy person. In one such disease, there is a progressive decrease in the WBC of the patient.

  1. Name the disease and its causative agent.
  2. Name the type of WBC affected during infection.
  3. How does the blood of a patient come in contact with the blood of a healthy patient?
  4. Suggest three methods that help in preventing such infection.

Given below are some sexually transmitted infections. Identify the number of diseases that are caused by bacteria.

Syphilis, Chlamydiasis, Trichomoniasis, HIV, Hepatitis-B, Genital herpes, genital warts, Gonorthoea.


With the help of a flow chart, illustrate how an infected animal cell can survive while viruses are being replicated or released.


The following is well-known abbreviation, which have been used in this chapter. Expand to its full form:

HIV


Treponema pallidum, the causative agent of syphilis, belongs to which bacterial morphological classification?


Which stage of syphilis results in severe organ damage?


Chlamydia trachomatis is often asymptomatic. Which symptom manifestations can occur when symptoms are present?


What are the characteristic symptoms of Hepatitis B infection?


Which antibiotic effectively treats Trichomoniasis and is noted as completely curative?


Which barrier method reduces but does not completely eliminate the risk of STI transmission?


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